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发明名称
Neue photochrome indeno-anellierte Naphthopyrane
摘要
申请公布号
DE29522188(U1)
申请公布日期
2000.08.10
申请号
DE19952022188U
申请日期
1995.11.03
申请人
PPG INDUSTRIES, INC.
发明人
分类号
G02B5/23;(IPC1-7):C07D311/94;C07D311/78;C07D311/96;C07D407/04;C07D409/04;C08K5/153
主分类号
G02B5/23
代理机构
代理人
主权项
地址
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